| 1 | ||
| Researcher: | Parameswaran, Ashok Nair | |
| University: | University of Kerala | |
| Language: | Arabic | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Pandian, S Rajasekara | |
| Guide: | Hanmandlu, M | |
| University: | Indian Institute of Technology-Delhi | |
| Language: | English | |
| 3 | ||
| Researcher: | Victer, Paul P. | |
| Guide: | Dhavachelvan, P. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||